factordbrpc · fdb
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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000008766978046 378 digits created 2026-04-21

Value

488396234517963033350471831788816729514124087085306804833471376988941627788446260622774013036794825793164381165999379718650096078002029279179478359875078856094165335290459298691833174785072175028112304403066166437942422264909479924826488903795028390277912919995001625107870585876581243275654730806458915505561135907146437997965724583322591334964309810720128014835464016513423103
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 175 of the certificate chain of a 3,124-digit prime (188 intermediate primes).

Certified number3,124-digit prime
Certificatedownload
Certificate chainshow step 175 of 188

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008766978046 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000008766978046},"decimal":true,"detail":2}}'